content: /**
   * Copyright (c) 2016-present, RxJava Contributors.
   *
   * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in
   * compliance with the License. You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software distributed under the License is
   * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See
   * the License for the specific language governing permissions and limitations under the License.
   */
  package io.reactivex.flowable.internal.operators;
  
  import org.reactivestreams.*;
  
  import hu.akarnokd.reactivestreams.extensions.RelaxedSubscriber;
  import io.reactivex.common.RxJavaCommonPlugins;
  import io.reactivex.common.exceptions.Exceptions;
  import io.reactivex.common.functions.Predicate;
  import io.reactivex.flowable.Flowable;
  import io.reactivex.flowable.internal.subscriptions.*;
  
  public final class FlowableAny<T> extends AbstractFlowableWithUpstream<T, Boolean> {
      final Predicate<? super T> predicate;
      public FlowableAny(Flowable<T> source, Predicate<? super T> predicate) {
          super(source);
          this.predicate = predicate;
      }
  
      @Override
      protected void subscribeActual(Subscriber<? super Boolean> s) {
          source.subscribe(new AnySubscriber<T>(s, predicate));
      }
  
      static final class AnySubscriber<T> extends DeferredScalarSubscription<Boolean> implements RelaxedSubscriber<T> {
  
          private static final long serialVersionUID = -2311252482644620661L;
  
          final Predicate<? super T> predicate;
  
          Subscription s;
  
          boolean done;
  
          AnySubscriber(Subscriber<? super Boolean> actual, Predicate<? super T> predicate) {
              super(actual);
              this.predicate = predicate;
          }
          @Override
          public void onSubscribe(Subscription s) {
              if (SubscriptionHelper.validate(this.s, s)) {
                  this.s = s;
                  actual.onSubscribe(this);
                  s.request(Long.MAX_VALUE);
              }
          }
  
          @Override
          public void onNext(T t) {
              if (done) {
                  return;
              }
              boolean b;
              try {
                  b = predicate.test(t);
              } catch (Throwable e) {
                  Exceptions.throwIfFatal(e);
                  s.cancel();
                  onError(e);
                  return;
              }
              if (b) {
                  done = true;
                  s.cancel();
                  complete(true);
              }
          }
  
          @Override
          public void onError(Throwable t) {
              if (done) {
                  RxJavaCommonPlugins.onError(t);
                  return;
              }
  
              done = true;
              actual.onError(t);
          }
  
          @Override
          public void onComplete() {
              if (!done) {
                  done = true;
                  complete(false);
              }
          }
  
          @Override
          public void cancel() {
              super.cancel();
              s.cancel();
          }
      }
  }
  